Home / 4,098.74-6,148.92-1,325.57

Finding the Fourth Proportional to 4,098.74, 6,148.92 and 1,325.57

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Solution

The fourth proportional to 4,098.74, 6,148.92 and 1,325.57 is: 1,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.74 : 6,148.92 = 1,325.57 : x
  2. Step 2: Convert to fraction form
    4,098.74/6,148.92 = 1,325.57/x
  3. Step 3: Cross multiply
    4,098.74x = 6,148.92 × 1,325.57
  4. Step 4: Simplify right side
    4,098.74x = 8,150,823.88
  5. Step 5: Solve for x
    x = 8,150,823.88/4,098.74
  6. Step 6: Final answer
    x = 1,988.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.